meSpeak.js (modulary enhanced speak.js) is a 100% client-side JavaScript text-to-speech library

A new way to develop parsers for binary structures.

Declarative: describe the very structure of the data, not how you read or write it

howler.js is an audio library for the modern web. It defaults to Web Audio API and falls back to HTML5 Audio. This makes working with audio in JavaScript easy and reliable across all platforms.

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Cobra is a library providing a simple interface to create powerful modern CLI interfaces similar to git & go tools.

Cobra is also an application that will generate your application scaffolding to rapidly develop a Cobra-based application.

Polly.JS is a standalone, framework-agnostic JavaScript library that enables recording, replaying, and stubbing HTTP interactions.

Polly taps into native browser APIs to mock requests and responses with little to no configuration while giving you the ability to take full control of each request with a simple, powerful, and intuitive API.

A single distribution of libraries that automatically collects traces and metrics from your app, displays them locally, and sends them to any analysis tool.

A WebGL accelerated, browser based JavaScript library for training and deploying ML models. Use flexible and intuitive APIs to build and train models from scratch using the low-level JavaScript linear algebra library or the high-level layers API. Use TensorFlow.js model converters to run pre-existing TensorFlow models right in the browser. Retrain pre-existing ML models using sensor data connected to the browser, or other client-side data.

modernish is an ambitious, as-yet experimental, cross-platform POSIX shell feature detection and language extension library. It aims to extend the shell language with extensive feature testing and language enhancements, using the power of aliases and functions to extend the shell language using the shell language itself.

Uppy is a sleek, modular file uploader that integrates seamlessly with any application. It’s fast, easy to use and lets you worry about more important problems than building a file uploader.

Fetch files from local disk, Google Drive, Dropbox, Instagram, or snap and record selfies with a camera;
Preview and edit metadata with a nice interface;
Upload to the final destination, optionally process/encode

Skeleton: A Dead Simple, Responsive CSS Boilerplate for Mobile-Friendly Development

Shogun is and open-source machine learning library that offers a wide range of efficient and unified machine learning methods.

Fast and safe HTTP for the Rust language.

A Python one stop shop for all notification providers with a unified and simple interface.

emotion is a high performance, lightweight css-in-js library that supports both string and object based styles.

Scrollama is a modern & lightweight JavaScript library for scrollytelling using IntersectionObserver in favor of scroll events. The goal of this library is to provide a simple interface for creating scroll-driven interactives

GitHub-inspired simple and modern charts for the web with zero dependencies.

In-browser structured text editing component. A toolkit for building rich-text editors on the web.

An open-source NLP research library, built on PyTorch. AllenNLP makes it easy to design and evaluate new deep learning models for nearly any NLP problem, along with the infrastructure to easily run them in the cloud or on your laptop. AllenNLP includes reference implementations of high quality models for both core NLP problems (e.g. semantic role labeling) and NLP applications (e.g. textual entailment).

Draggable is a modular drag & drop library, allowing you to start small and build up with the features you need. At its most basic, Draggable gives you drag & drop functionality, fast DOM reordering, accessible markup, and a bundle of events to grab on to.